January 10 » The Siege of Dunlap's Station begins near Cincinnati during the Northwest Indian War.
January 25 » The British Parliament passes the Constitutional Act of 1791 and splits the old Province of Quebec into Upper Canada and Lower Canada.
March 4 » The Constitutional Act of 1791 is introduced by the British House of Commons in London which envisages the separation of Canada into Lower Canada (Quebec) and Upper Canada (Ontario).
July 17 » Members of the French National Guard under the command of General Lafayette open fire on a crowd of radical Jacobins at the Champ de Mars, Paris, during the French Revolution, killing scores of people.
September 30 » The first performance of Mozart's opera The Magic Flute takes place two months before his death.
October 1 » First session of the French Legislative Assembly.
Day of death September 9, 1865
The temperature on September 9, 1865 was about 23.4 °C. There was 8 mm of rain. The airpressure was 76 cm mercury. The atmospheric humidity was 78%. Source: KNMI
In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
February 20 » End of the Uruguayan War, with a peace agreement between President Tomás Villalba and rebel leader Venancio Flores, setting the scene for the destructive War of the Triple Alliance.
March 18 » American Civil War: The Congress of the Confederate States adjourns for the last time.
March 19 » American Civil War: The Battle of Bentonville begins. By the end of the battle two days later, Confederate forces had retreated from Four Oaks, North Carolina.
March 25 » American Civil War: In Virginia, Confederate forces temporarily capture Fort Stedman from the Union.
June 11 » The Naval Battle of the Riachuelo is fought on the rivulet Riachuelo (Argentina), between the Paraguayan Navy on one side and the Brazilian Navy on the other. The Brazilian victory was crucial for the later success of the Triple Alliance (Brazil, Uruguay, and Argentina) in the Paraguayan War.
June 23 » American Civil War: At Fort Towson in the Oklahoma Territory, Confederate Brigadier General Stand Watie surrenders the last significant Confederate army.
When copying data from this family tree, please include a reference to the origin: Leo Koster, "Family tree Koster / Coster", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-koster-coster/I6402.php : accessed January 30, 2026), "Willem De Neef (-1865)".
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